{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:5MHPXXI3CKHWZ5MLRGBV7DR5KJ","short_pith_number":"pith:5MHPXXI3","schema_version":"1.0","canonical_sha256":"eb0efbdd1b128f6cf58b89835f8e3d5265eb6b3a20697f66748efe5019877f44","source":{"kind":"arxiv","id":"2605.17304","version":1},"attestation_state":"computed","paper":{"title":"Compress the Context, Keep the Commitments: A Formal Framework for Verifiable LLM Context Compression","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.LG","authors_text":"Natalia Trukhina, Vadim Vashkelis","submitted_at":"2026-05-17T07:42:37Z","abstract_excerpt":"LLM context is not just tokens; it is a set of commitments. Long-running conversations accumulate goals, constraints, decisions, preferences, tool results, retrieved evidence, artifacts, and safety boundaries that future responses must preserve. Existing context-management methods reduce length through truncation, retrieval, summarization, memory systems, or token-level prompt compression, but they rarely specify which semantic commitments must survive compression or how their preservation should be measured. We propose Context Codec, a commitment-level framework for compressing prompts and ch"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2605.17304","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.LG","submitted_at":"2026-05-17T07:42:37Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"bf069773860ef7d5d24d7399713485df25885b03cbddbf00913c093ad6d2071a","abstract_canon_sha256":"6348f09e5fd553cc470c06b61fb79086f12e87721a3c562f9a63411becd22229"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:03:51.222296Z","signature_b64":"KAqnLVUS3j4bd9eSM8iWdAC+Rt0wA+m3YKrkCJT4nJ2sfco9anYfw1+hXOTu4U/8PKBpr26kq1rxMLmxKN8OAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb0efbdd1b128f6cf58b89835f8e3d5265eb6b3a20697f66748efe5019877f44","last_reissued_at":"2026-05-20T00:03:51.221483Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:03:51.221483Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Compress the Context, Keep the Commitments: A Formal Framework for Verifiable LLM Context Compression","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.LG","authors_text":"Natalia Trukhina, Vadim Vashkelis","submitted_at":"2026-05-17T07:42:37Z","abstract_excerpt":"LLM context is not just tokens; it is a set of commitments. Long-running conversations accumulate goals, constraints, decisions, preferences, tool results, retrieved evidence, artifacts, and safety boundaries that future responses must preserve. Existing context-management methods reduce length through truncation, retrieval, summarization, memory systems, or token-level prompt compression, but they rarely specify which semantic commitments must survive compression or how their preservation should be measured. We propose Context Codec, a commitment-level framework for compressing prompts and ch"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17304","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.17304/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"claim_evidence","ran_at":"2026-05-19T22:01:57.798361Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T21:33:23.758439Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"98f90bdb2bf0b7dabc7167c5b29dfc2eceaf59752388f13fc6db0761cd46a682"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2605.17304","created_at":"2026-05-20T00:03:51.221608+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.17304v1","created_at":"2026-05-20T00:03:51.221608+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17304","created_at":"2026-05-20T00:03:51.221608+00:00"},{"alias_kind":"pith_short_12","alias_value":"5MHPXXI3CKHW","created_at":"2026-05-20T00:03:51.221608+00:00"},{"alias_kind":"pith_short_16","alias_value":"5MHPXXI3CKHWZ5ML","created_at":"2026-05-20T00:03:51.221608+00:00"},{"alias_kind":"pith_short_8","alias_value":"5MHPXXI3","created_at":"2026-05-20T00:03:51.221608+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ","json":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ.json","graph_json":"https://pith.science/api/pith-number/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/graph.json","events_json":"https://pith.science/api/pith-number/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/events.json","paper":"https://pith.science/paper/5MHPXXI3"},"agent_actions":{"view_html":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ","download_json":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ.json","view_paper":"https://pith.science/paper/5MHPXXI3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.17304&json=true","fetch_graph":"https://pith.science/api/pith-number/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/graph.json","fetch_events":"https://pith.science/api/pith-number/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/action/storage_attestation","attest_author":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/action/author_attestation","sign_citation":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/action/citation_signature","submit_replication":"https://pith.science/pith/5MHPXXI3CKHWZ5MLRGBV7DR5KJ/action/replication_record"}},"created_at":"2026-05-20T00:03:51.221608+00:00","updated_at":"2026-05-20T00:03:51.221608+00:00"}